Cybin is trading 13.54% up at $15.92 after regular-session trading ended at $14.02 on September 17, 2026, amid a broad risk-on rally.
- The S&P 500 rose 1.10%, while the Nasdaq Composite gained 2.17%.
- No verified September 17 company-specific post-close announcement was found.
- Recent coverage centers on Cybinβs September 16 Morgan Stanley healthcare conference appearance; no newer catalyst directly explaining the after-hours spike was identified.